87065860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{1277}}^1$

素因数の和:1780

約数の個数: 48

約数和(自身を含む): 209551104

約数和(自身を除く): 122485244

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 487, 974, 1277, 1948, 2435, 2554, 3409, 4870, 5108, 6385, 6818, 8939, 9740, 12770, 13636, 17045, 17878, 25540, 34090, 35756, 44695, 68180, 89390, 178780, 621899, 1243798, 2487596, 3109495, 4353293, 6218990, 8706586, 12437980, 17413172, 21766465, 43532930, 87065860]

約数ペア:

[(1, 87065860), (2, 43532930), (4, 21766465), (5, 17413172), (7, 12437980), (10, 8706586), (14, 6218990), (20, 4353293), (28, 3109495), (35, 2487596), (70, 1243798), (140, 621899), (487, 178780), (974, 89390), (1277, 68180), (1948, 44695), (2435, 35756), (2554, 34090), (3409, 25540), (4870, 17878), (5108, 17045), (6385, 13636), (6818, 12770), (8939, 9740)]